DR. ALFRED DONALD TROTTER JR. MD FACS
NPI 1285613125
Otolaryngology in Chula Vista, CA

NPI Status: Active since January 10, 2006

Contact Information

251 LANDIS AVE
STE 204
CHULA VISTA, CA
ZIP 91910
Phone: (619) 426-1500
Fax: (619) 426-1523

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  • Individual
  • Male
  • Otolaryngology

About ALFRED TROTTER

This page provides the complete NPI Profile along with additional information for Alfred Trotter, a provider established in Chula Vista, California with a medical specialization in Otolaryngology. The healthcare provider is registered in the NPI registry with number 1285613125 assigned on January 2006. The practitioner's primary taxonomy code is 207Y00000X with license number A21112 (CA). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1285613125
Provider Name
DR. ALFRED DONALD TROTTER JR. MD FACS
Gender
Male
Entity Type
Individual
Location Address
251 LANDIS AVE STE 204 CHULA VISTA, CA 91910
Location Phone
(619) 426-1500
Location Fax
(619) 426-1523
Mailing Address
251 LANDIS AVE STE 204 CHULA VISTA, CA 91910
Mailing Phone
(619) 426-1500
Mailing Fax
(619) 426-1523
Is Sole Proprietor?
Yes
Enumeration Date
01-10-2006
Last Update Date
03-07-2023
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Otolaryngology

Taxonomy Code
207Y00000X
Type
Allopathic & Osteopathic Physicians
License No.
A21112
License State
CA
Taxonomy Description
An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
00A211120MEDICAID (05)CA 

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1285613125, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
1
Unchanged
Pos 7
3
Doubled → 6
Pos 8
1
Unchanged
Pos 9
2
Doubled → 4
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 6 → 12 → 3 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 6 + 5 + 1 + 2 + 1 + 6 + 1 + 4 + 24 = 55

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1285613125.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physical Therapist
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Occupational Therapist
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Occupational Therapist (Neurorehabilitation)
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Physical Therapy Assistant
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Speech-Language Pathologist
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Physical Therapist (Orthopedic)
251 LANDIS AVE
CHULA VISTA, CA 91910
Physical Therapy Assistant
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Occupational Therapy Assistant
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Physical Therapist
251 LANDIS AVE, SUITE 201
CHULA VISTA, CA 91910
Physical Therapist
251 LANDIS AVE
CHULA VISTA, CA 91910
Pediatrics
251 LANDIS AVE
CHULA VISTA, CA 91910
Advanced Practice Midwife
251 LANDIS AVE
CHULA VISTA, CA 91910
Physical Therapist
251 LANDIS AVE
CHULA VISTA, CA 91910
Nurse Practitioner (Pediatrics)
251 LANDIS AVE
CHULA VISTA, CA 91910
Nurse Practitioner (Family)
251 LANDIS AVE
CHULA VISTA, CA 91910
Physical Therapist
251 LANDIS AVE
CHULA VISTA, CA 91910
Physician Assistant
251 LANDIS AVE
CHULA VISTA, CA 91910
Optometrist
251 LANDIS AVE
CHULA VISTA, CA 91910
Physical Therapist
251 LANDIS AVE
CHULA VISTA, CA 91910
Family Medicine
251 LANDIS AVE
CHULA VISTA, CA 91910

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285613125, enumerated as an "individual" on January 10, 2006.

The provider is located at 251 LANDIS AVE STE 204 CHULA VISTA, CA 91910 and the phone number is (619) 426-1500.

Otolaryngology with taxonomy code 207Y00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.